| 单词 | proper fraction |
| 释义 | proper fractionnoun Mathematics.a fraction having the numerator less, or lower in degree, than the denominator. Origin of proper fractionFirst recorded in 1665–75 Words nearby proper fractionproperdin factor B, properdin factor D, properdin factor E, properdin system, proper fasciculus, proper fraction, proper function, proper motion, proper noun, proper palmar digital nerve, proper plantar digital nerve Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for proper fractionproper fraction nouna fraction in which the numerator has a lower absolute value than the denominator, as 1/2 or x /(3 + x ²) Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for proper fractionproper fraction [ prŏp′ər ] A fraction in which the numerator is less than the denominator, such as 12. Compare improper fraction. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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